ADV7172KST 查看數據表（PDF） - Analog Devices

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ADV7172KST

Digital PAL/NTSC Video Encoder with Six DACs (10 Bits), Color Control and Enhanced Power Management

Analog Devices 

APPENDIX 10

OPTIONAL DAC BUFFERING

ADV7172/ADV7173

0.6

0.4

0.2

0.0

؊0.2

L608

0.0

10.0

20.0

NOISE REDUCTION: 0.00 dB

APL = 39.1%

625 LINE PAL

NO FILTERING

SLOW CLAMP TO 0.00 V AT 6.72 ␮s

30.0

40.0

50.0

60.0

MICROSECONDS

PRECISION MODE OFF

SOUND-IN-SYNC OFF

SYNCHRONOUS

SYNC = SOURCE

FRAMES SELECTED: 1 2 3 4

Figure 96. 100/0/75/0 PAL Color Bars

0.5

0.0

REV. B

L575

0.0

10.0

20.0

APL NEEDS SYNC = SOURCE!

625 LINE PAL

NO FILTERING

SLOW CLAMP TO 0.00 V AT 6.72 ␮s

30.0

40.0

50.0

60.0

70.0

MICROSECONDS

PRECISION MODE OFF

SYNCHRONOUS

SOUND-IN-SYNC OFF

SYNC = A

FRAMES SELECTED: 1

Figure 97. 100/0/75/0 PAL Color Bars Luminance

–55–

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